Discussions Populaires Dans la Communauté Antennes

What is the difference between dB and dBm? Provide an example of usage.‎

Decibel (dB) and dB relative to a milliwatt (dBm)‎

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What is Applied Linguistic?‎

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What is the diversity ? and why we use it ?‎

In communication system that use antenna we use something called diversity what is the purpose of this process ?‎

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Does waveguide can to carry data in two ways ?‎

Does one waveguide support a full-duplex connection mode ?‎

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Where we should use circular wave guide and where to use rectangular wave guide ?‎

There are two shapes of the wave guides rectangular and circular but where we should use each one ?‎

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How can we calculate the scope of an antenna?‎

the relations between the dBi and the distance?‎

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Working as a communication engineer needs study courses or training‎

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What is meant by mast radiator?‎

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La répondre a été ajoutée par  Waqar Ahmed, ELV Technician, Umbrella Security
Depuis 1 an

dB and dBm are both units of measurement used to express the power of a signal, but they are based on different reference points.

 

La répondre a été ajoutée par  sardar mardookhy, PMP certified Project manager, MCCI
Depuis 8 années

I hope I got the question, The waveguides carry the RF, and by those RF carriers can carry data or any information which are  modulated and transmit,